CVE-2006-2271

CVE-2006-2271 is a high-severity vulnerability in Lksctp with a CVSS 2.0 base score of 7.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Description

The ECNE chunk handling in Linux SCTP (lksctp) before 2.6.17 allows remote attackers to cause a denial of service (kernel panic) via an unexpected chunk when the session is in CLOSED state.

Frequently asked questions

What is CVE-2006-2271?
The ECNE chunk handling in Linux SCTP (lksctp) before 2.6.17 allows remote attackers to cause a denial of service (kernel panic) via an unexpected chunk when the session is in CLOSED state.
How severe is CVE-2006-2271?
CVE-2006-2271 has a CVSS 2.0 base score of 7.8, rated high severity.
Is CVE-2006-2271 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (90th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2006-2271?
CVE-2006-2271 primarily affects Lksctp. In total, 10 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2006-2271?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2006-2271 published?
CVE-2006-2271 was published on 2006-05-09 and last updated on 2026-06-16.

References

Affected products (10)